Joel is participating in the Jogathon. He wants to help the school raise as much money as possible. For every lap he runs, he earns money from his sponsors. He wants to run at least 30 laps. He has already run 10 laps and he has 20 more minutes to run. How many more laps will he need to meet or exceed his goal? Define the variable.
Write and solve the inequality that represents the situation.

The volume of the sun is approximately 1 × 10^18 cu km, while the volume of jupiter is approximately 1 × 10^15 cu km. which of the following is true? a. the volume of jupiter is approximately one thousand times the volume of the sun. b. the volume of jupiter is approximately one hundred times the volume of the sun. c. the volume of the sun is approximately one thousand times the volume of jupiter. d. the volume of the sun is approximately one hundred times the volume of jupiter.

Sara made $253 for 11 hours of work. at the same rate how much would he make for 7 hours of work?

Yvaries inversely as x. y =12 when x=5. find y when x=4